| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package org.apache.ignite.internal.processors.cache.persistence.snapshot; |
| |
| import java.util.ArrayList; |
| import java.util.Arrays; |
| import java.util.List; |
| import java.util.Map; |
| import java.util.UUID; |
| import java.util.concurrent.ConcurrentHashMap; |
| import java.util.concurrent.CountDownLatch; |
| import java.util.concurrent.atomic.AtomicBoolean; |
| import java.util.concurrent.atomic.AtomicInteger; |
| import org.apache.ignite.Ignite; |
| import org.apache.ignite.IgniteCache; |
| import org.apache.ignite.IgniteCheckedException; |
| import org.apache.ignite.cache.CacheAtomicityMode; |
| import org.apache.ignite.configuration.CacheConfiguration; |
| import org.apache.ignite.configuration.DataRegionConfiguration; |
| import org.apache.ignite.configuration.DataStorageConfiguration; |
| import org.apache.ignite.configuration.IgniteConfiguration; |
| import org.apache.ignite.internal.IgniteEx; |
| import org.apache.ignite.internal.IgniteInternalFuture; |
| import org.apache.ignite.internal.TestRecordingCommunicationSpi; |
| import org.apache.ignite.internal.management.cache.IdleVerifyResultV2; |
| import org.apache.ignite.internal.managers.communication.GridMessageListener; |
| import org.apache.ignite.internal.processors.affinity.AffinityTopologyVersion; |
| import org.apache.ignite.internal.processors.cache.GridCacheMessage; |
| import org.apache.ignite.internal.processors.cache.distributed.GridCacheModuloAffinityFunction; |
| import org.apache.ignite.internal.processors.cache.distributed.dht.atomic.GridNearAtomicSingleUpdateRequest; |
| import org.apache.ignite.internal.processors.cache.distributed.near.GridNearTxPrepareRequest; |
| import org.apache.ignite.internal.processors.cache.persistence.GridCacheDatabaseSharedManager; |
| import org.apache.ignite.internal.processors.cache.persistence.checkpoint.CheckpointListener; |
| import org.apache.ignite.internal.util.future.IgniteFutureImpl; |
| import org.apache.ignite.lang.IgniteFuture; |
| import org.apache.ignite.testframework.GridTestUtils; |
| import org.apache.ignite.testframework.junits.common.GridCommonAbstractTest; |
| import org.apache.ignite.transactions.Transaction; |
| import org.apache.ignite.transactions.TransactionConcurrency; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.Parameterized; |
| |
| import static java.util.Collections.singletonMap; |
| import static org.apache.ignite.cache.CacheAtomicityMode.ATOMIC; |
| import static org.apache.ignite.cache.CacheAtomicityMode.TRANSACTIONAL; |
| import static org.apache.ignite.cluster.ClusterState.ACTIVE; |
| import static org.apache.ignite.internal.GridTopic.TOPIC_CACHE; |
| import static org.apache.ignite.internal.TestRecordingCommunicationSpi.spi; |
| import static org.apache.ignite.internal.processors.cache.distributed.GridCacheModuloAffinityFunction.IDX_ATTR; |
| import static org.apache.ignite.internal.processors.cache.persistence.snapshot.AbstractSnapshotSelfTest.SNAPSHOT_NAME; |
| import static org.apache.ignite.internal.processors.cache.persistence.snapshot.AbstractSnapshotSelfTest.snp; |
| import static org.apache.ignite.transactions.TransactionIsolation.REPEATABLE_READ; |
| |
| /** Tests the consistency of taken snapshots across multiple nodes. */ |
| @RunWith(Parameterized.class) |
| public class IgniteSnapshotConsistencyTest extends GridCommonAbstractTest { |
| /** */ |
| private final AtomicInteger keyCntr = new AtomicInteger(0); |
| |
| /** */ |
| private final Map<Integer, BlockingCheckpointListener> blockedCheckpointNodes = new ConcurrentHashMap<>(); |
| |
| /** */ |
| @Parameterized.Parameter |
| public boolean isOpInitiatorClient; |
| |
| /** */ |
| @Parameterized.Parameter(1) |
| public CacheAtomicityMode atomicity; |
| |
| /** */ |
| @Parameterized.Parameter(2) |
| public int backups; |
| |
| /** */ |
| @Parameterized.Parameter(3) |
| public TransactionConcurrency txConcurrency; |
| |
| /** */ |
| @Parameterized.Parameter(4) |
| public boolean onlyPrimary; |
| |
| /** */ |
| @Parameterized.Parameters(name = "isClient={0}, atomicity={1}, backups={2}, txConcurrency={3}, onlyPrimayr={4}") |
| public static Iterable<Object[]> data() { |
| List<Object[]> res = new ArrayList<>(); |
| |
| for (boolean isClient : Arrays.asList(true, false)) { |
| for (int backups = 1; backups <= 2; ++backups) { |
| for (boolean onlyPrimary : Arrays.asList(true, false)) { |
| res.add(new Object[]{isClient, ATOMIC, backups, null, onlyPrimary}); |
| |
| for (TransactionConcurrency txConcurrency : TransactionConcurrency.values()) |
| res.add(new Object[]{isClient, TRANSACTIONAL, backups, txConcurrency, onlyPrimary}); |
| } |
| } |
| } |
| |
| return res; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override protected IgniteConfiguration getConfiguration(String igniteInstanceName) throws Exception { |
| IgniteConfiguration cfg = super.getConfiguration(igniteInstanceName); |
| |
| cfg.setDataStorageConfiguration(new DataStorageConfiguration() |
| .setDefaultDataRegionConfiguration(new DataRegionConfiguration() |
| .setPersistenceEnabled(true))); |
| |
| cfg.setConsistentId(igniteInstanceName); |
| cfg.setUserAttributes(singletonMap(IDX_ATTR, getTestIgniteInstanceIndex(igniteInstanceName))); |
| cfg.setCommunicationSpi(new TestRecordingCommunicationSpi()); |
| |
| return cfg; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override protected void beforeTest() throws Exception { |
| super.beforeTest(); |
| |
| cleanPersistenceDir(); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override protected void afterTest() throws Exception { |
| super.afterTest(); |
| |
| stopAllGrids(); |
| |
| cleanPersistenceDir(); |
| } |
| |
| /** |
| * Tests the following scenario: |
| * 1. Cache put is performed while snapshot creation operation is in progress. |
| * 2. Cache put is mapped to a topology version that is earlier than the version associated with the start of the |
| * snapshot operation. |
| * 3. Check that snapshots taken from all nodes are consistent. |
| */ |
| @Test |
| public void testConcurrentPutWithStaleTopologyVersion() throws Exception { |
| int srvCnt = 3; |
| int primaryIdx = 1; |
| int hangingBackupIdx = 2; |
| |
| IgniteEx crd = startGrids(srvCnt); |
| IgniteEx opInitiator = isOpInitiatorClient ? startClientGrid(srvCnt) : startGrid(srvCnt); |
| |
| crd.cluster().state(ACTIVE); |
| |
| crd.getOrCreateCache(new CacheConfiguration<>(DEFAULT_CACHE_NAME) |
| .setBackups(backups) |
| .setAffinity(new GridCacheModuloAffinityFunction(srvCnt, backups)) |
| .setAtomicityMode(atomicity)); |
| |
| awaitPartitionMapExchange(); |
| |
| for (int i = 0; i < srvCnt; i++) |
| grid(i).cache(DEFAULT_CACHE_NAME).put(keyForNode(i), 0); |
| |
| forceCheckpoint(); |
| |
| spi(opInitiator).blockMessages( |
| atomicity == TRANSACTIONAL ? GridNearTxPrepareRequest.class : GridNearAtomicSingleUpdateRequest.class, |
| grid(primaryIdx).name() |
| ); |
| |
| IgniteInternalFuture<Void> putFut = doPut(opInitiator, keyForNode(primaryIdx)); |
| |
| spi(opInitiator).waitForBlocked(1, getTestTimeout()); |
| |
| blockCheckpoint(hangingBackupIdx); |
| |
| AffinityTopologyVersion snpTopVer = grid(1).context().cache().context() |
| .exchange() |
| .lastTopologyFuture() |
| .topologyVersion() |
| .nextMinorVersion(); |
| |
| IgniteFuture<Void> snpFut = snp(crd).createSnapshot(SNAPSHOT_NAME, null, false, onlyPrimary); |
| |
| waitForReadyTopology(grid(primaryIdx).cachex(DEFAULT_CACHE_NAME).context().topology(), snpTopVer); |
| |
| AtomicBoolean isPutRemappedOnNewTop = new AtomicBoolean(false); |
| |
| addNewTopologyVersionRemapListener(primaryIdx, /*initiator node idx*/ srvCnt, snpTopVer, isPutRemappedOnNewTop); |
| |
| spi(opInitiator).stopBlock(); |
| |
| GridTestUtils.waitForCondition(() -> isPutRemappedOnNewTop.get() || putFut.isDone(), getTestTimeout()); |
| |
| unblockCheckpoint(hangingBackupIdx); |
| |
| snpFut.get(getTestTimeout()); |
| putFut.get(getTestTimeout()); |
| |
| IdleVerifyResultV2 snpVerifyRes = crd.context().cache().context().snapshotMgr() |
| .checkSnapshot(SNAPSHOT_NAME, null).get().idleVerifyResult(); |
| |
| assertFalse(snpVerifyRes.hasConflicts()); |
| } |
| |
| /** */ |
| private void addNewTopologyVersionRemapListener( |
| int locNodeIdx, |
| int rmtNodeIdx, |
| AffinityTopologyVersion newTopVer, |
| AtomicBoolean remapFlag |
| ) { |
| grid(locNodeIdx).context().io().addMessageListener(TOPIC_CACHE, new GridMessageListener() { |
| @Override public void onMessage(UUID nodeId, Object msg, byte plc) { |
| if ( |
| (msg instanceof GridNearAtomicSingleUpdateRequest || msg instanceof GridNearTxPrepareRequest) |
| && nodeId.equals(grid(rmtNodeIdx).localNode().id()) |
| && ((GridCacheMessage)msg).topologyVersion().compareTo(newTopVer) == 0 |
| ) |
| remapFlag.set(true); |
| } |
| }); |
| } |
| |
| /** */ |
| private IgniteInternalFuture<Void> doPut(Ignite ignite, int key) { |
| IgniteCache<Integer, Object> cache = ignite.cache(DEFAULT_CACHE_NAME); |
| |
| IgniteInternalFuture<Void> fut; |
| |
| if (atomicity == TRANSACTIONAL) { |
| fut = GridTestUtils.runAsync(() -> { |
| try (Transaction tx = ignite.transactions().txStart(txConcurrency, REPEATABLE_READ)) { |
| cache.put(key, "val"); |
| |
| tx.commit(); |
| } |
| }); |
| } |
| else |
| fut = ((IgniteFutureImpl<Void>)cache.putAsync(key, "val")).internalFuture(); |
| |
| return fut; |
| } |
| |
| /** */ |
| private void blockCheckpoint(int nodeIdx) { |
| BlockingCheckpointListener blockLsnr = new BlockingCheckpointListener(); |
| |
| ((GridCacheDatabaseSharedManager)grid(nodeIdx).context().cache().context().database()) |
| .addCheckpointListener(blockLsnr); |
| |
| blockedCheckpointNodes.put(nodeIdx, blockLsnr); |
| } |
| |
| /** */ |
| private void unblockCheckpoint(int nodeIdx) { |
| BlockingCheckpointListener lsnr = blockedCheckpointNodes.remove(nodeIdx); |
| |
| if (lsnr == null) |
| return; |
| |
| lsnr.unblock(); |
| |
| ((GridCacheDatabaseSharedManager)grid(nodeIdx).context().cache().context().database()) |
| .removeCheckpointListener(lsnr); |
| } |
| |
| /** */ |
| private int keyForNode(int nodeIdx) { |
| return keyForNode(grid(0).affinity(DEFAULT_CACHE_NAME), keyCntr, grid(nodeIdx).cluster().localNode()); |
| } |
| |
| /** */ |
| private static class BlockingCheckpointListener implements CheckpointListener { |
| /** */ |
| private final CountDownLatch checkpointUnblockedLatch = new CountDownLatch(1); |
| |
| /** {@inheritDoc} */ |
| @Override public void onMarkCheckpointBegin(CheckpointListener.Context ctx) throws IgniteCheckedException { |
| // No-op. |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public void onCheckpointBegin(CheckpointListener.Context ctx) throws IgniteCheckedException { |
| // No-op. |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public void beforeCheckpointBegin(CheckpointListener.Context ctx) throws IgniteCheckedException { |
| try { |
| checkpointUnblockedLatch.await(); |
| } |
| catch (InterruptedException e) { |
| throw new IgniteCheckedException(e); |
| } |
| } |
| |
| /** */ |
| public void unblock() { |
| checkpointUnblockedLatch.countDown(); |
| } |
| } |
| } |